import babelpolyfill from 'babel-polyfill'
import Vue from 'vue'
import App from './App'
import ElementUI from 'element-ui'
import 'element-ui/lib/theme-chalk/index.css'
//import './assets/theme/theme-green/index.css'
import VueRouter from 'vue-router'
import store from './vuex/store'
import Vuex from 'vuex'
//import NProgress from 'nprogress'
//import 'nprogress/nprogress.css'
import routes from './routes'
import 'font-awesome/css/font-awesome.min.css'
// ================引入axios=======================
import axios from "axios"
axios.defaults.baseURL = "http://8.137.80.189:8080"  //解决跨域问题
Vue.prototype.$http = axios;
// ================引入axios=======================
Vue.use(ElementUI)
Vue.use(VueRouter)
Vue.use(Vuex)

//NProgress.configure({ showSpinner: false });

const router = new VueRouter({
  routes
})

router.beforeEach((to, from, next) => {
  //NProgress.start();
  if (to.path == '/login') {
    sessionStorage.removeItem('user'); //移除user
    sessionStorage.removeItem('token');
  }
  let user = JSON.parse(sessionStorage.getItem('user'));
  //假设 user 被移除，那么user 就是null 或 undefined  作用登录拦截
  if (!user && to.path != '/login') {
    next({ path: '/login' })
  } else {
    next()
  }
})

//router.afterEach(transition => {
//NProgress.done();
//});

//发送axios请求拦截器
axios.interceptors.request.use(config => {
      console.log("进入请求拦截.....")
      // 从localStorage中获取token
      let token = sessionStorage.getItem("token");

      // 如果token有值,我们就放到请求头里面
      if (token) {
        config.headers.token = token;
      }
      return config
    },
    error => {
      return Promise.reject(error)
    })

// 响应拦截器
axios.interceptors.response.use(function(response){
    console.log("进入响应拦截.....")
    //对返回的数据进行操作
    let result = response.data;  // response.data 就是后端返给我们的数据
    if(!result.success && result.msg == "NoLogin"){ // 说明未登录,被拦截了,那么就要跳回到登陆页面
        router.push({ path: '/login' });  // 跳转回登陆页面,让用户登陆
    }
    if(!result.success && result.msg == "NoPermission"){ // 说明未登录,被拦截了,那么就要跳回到登陆页面
        router.push({ path: '/NoPermission' });  // 跳转回登陆页面,让用户登陆
    }
    return response
},function(err){
    return Promise.reject(err)
})
/*
    axios 的 请求拦截和 响应拦截 需要在 创建 vue实例之前配置
 */

new Vue({
  //el: '#app',
  //template: '<App/>',
  router,
  store,
  //components: { App }
  render: h => h(App)
}).$mount('#app')

